816772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 1643040

約数和(自身を除く): 826268

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 977, 1954, 3908, 10747, 18563, 21494, 37126, 42988, 74252, 204193, 408386, 816772]

約数ペア:

[(1, 816772), (2, 408386), (4, 204193), (11, 74252), (19, 42988), (22, 37126), (38, 21494), (44, 18563), (76, 10747), (209, 3908), (418, 1954), (836, 977)]